Differential refinement logic

@INPROCEEDINGS{DBLP:conf/lics/LoosP16,
	pdf = {https://dl.acm.org/doi/pdf/10.1145/2933575.2934555},
	slides = {pub/dRL-slides.pdf},

  author    = {Sarah M. Loos and
               Andr{\'e} Platzer},
  title     = {Differential Refinement Logic},
  booktitle = {LICS},
  year      = {2016},
  pages     = {505-514},
  doi       = {10.1145/2933575.2934555},
  longbooktitle = {Proceedings of the 31st Annual
               {ACM/IEEE} Symposium on Logic in Computer
               Science, {LICS} '16, New York, NY, USA,
               July 5-8, 2016},
  publisher = {ACM},
  editor    = {Martin Grohe and
               Eric Koskinen and
               Natarajan Shankar}
}```